GRID REFERENCES MADE EASY

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2 A GRID REFERENCE is a number which gives a location on a mapThey are very useful in Scouts when we’re out hikingWe can use them to find out where we’re supposed to be…...or if we get lost we can tell someone where we are

3 216409 The grid references we usually use are SIX FIGURE referencesThey will look something like this:216409A bit like a phone number

4 These numbers refer to the GRID which covers all mapsHere they’re marked in PINK so you can see them, but they’re usually BLUE

5 20212223404142The grid is labelled with GRID NUMBERS at the bottom and left sides of the map

6 The numbers at the bottom are called EASTING because they show how far East you are. They label these lines…20212223

7 42The numbers at the side are called NORTHINGS because they show how far North you are . They label these lines…4140

10 Where are these EASTINGS and NORTHINGS in the Grid Reference?2164092140EASTINGNORTHING

11 40 21 Both numbers combined give a square on the map...The grid reference of this square is 21 404021

12 EASTINGS FIRST How do you remember WHICH COMES FIRST though?One way of remembering is to read the numbers ALONG the bottom (EASTINGS) and then those UP the side (NORTHINGS) because you go ALONG the hallway in a house before going UP the stairs

13 EXERCISE ONE FIND THE SQUAREYou’ll have a map between two, and a list of 6 figure grid references - just find the big square for each one

14 But what about these ones?OK so we now know how to find the square from these numbers:216409216940But what about these ones?What are they for?

15 Well the 40 and 21 only give you a big square one kilometre wide!Not much use if you need to know where to go exactly!1km4021